Accepted for Publication: June 9, 2014.
Published Online: September 15, 2014. doi:10.1001/jamainternmed.2014.4327.
Study concept and design: Edwards, Simon, Pizer.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Edwards.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Edwards, Prentice, Pizer.
Obtained funding: Pizer.
Administrative, technical, or material support: All authors.
Study supervision: Prentice, Simon, Pizer.
Conflict of Interest Disclosures: None reported.
Funding/Support: This work was funded by the US Department of Veterans Affairs and was supported by the Office of Geriatrics and Extended Care.
Role of Funder/Sponsor: The funding source had no role in the design and conduct of the study; collection, management, analysis, or interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Disclaimer: The opinions expressed in this article are those of the authors and do not reflect official positions of the Department of Veterans Affairs, Harvard University, Boston University, or Northeastern University.
Additional Contributions: Thomas Edes, MD, and Dayna Cooper, MSN, RN, at the Veterans Affairs Office of Geriatrics and Extended Care, Washington, DC, assisted with this work. Dan Berlowitz, MD, MPH (Center for Healthcare Organization and Implementation Research, Bedford Veterans Affairs Hospital, Bedford, Massachusetts), J. Michael McWilliams, MD, PhD (Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts), James Rudolph, MD (Geriatric Research Education and Clinical Center, Veterans Affairs Boston Healthcare System, Boston, Massachusetts), and Melissa Wachterman, MD, MPH (Section of General Internal Medicine, Veterans Affairs Boston Healthcare System, Boston, Massachusetts) reviewed an early draft of the manuscript. Donglin Li, MPH, at Healthcare Financing and Economics, Veterans Affairs Boston Healthcare System, Boston, Massachusetts, provided programming support.